private void bRoleEdit_Click(object sender, EventArgs e)
        {
            FormCreateRole crRole = new FormCreateRole();

            RoleRepository             roleRep    = new RoleRepository();
            Roles                      role       = bindingSourceUserinRoles.Current as Roles;
            List <BusinessUserInRoles> busUsinRol = new List <BusinessUserInRoles>();

            crRole.Rolename = role.RoleName;
            crRole.UEForm   = this;
            this.Visible    = false;
            if (crRole.ShowDialog() == DialogResult.OK)
            {
                busUsinRol = DeleteUserinRoles(role); // Удаляем связи роли с пользователями
                roleRep.Delete(role);
                role          = new Roles();
                role.RoleName = crRole.tbRoleName.Text;
                roleRep.Create(role);
                MessageBox.Show("Role Edit");
                GetRoles();

                if (busUsinRol.Count > 0)
                {
                    BusinessUserInRoles           obj  = new BusinessUserInRoles();
                    BusinessUserInRolesRepository brep = new BusinessUserInRolesRepository();
                    obj.RoleId = role.RoleId;
                    for (int i = 0; i < busUsinRol.Count; i++)
                    {
                        obj.UserId   = busUsinRol[i].UserId;
                        obj.HireDate = busUsinRol[i].HireDate;
                        brep.Create(obj);
                    }
                }
            }
        }
        private void bRoleCreate_Click(object sender, EventArgs e)
        {
            FormCreateRole crRole = new FormCreateRole();

            crRole.UEForm = this;
            this.Visible  = false;
            if (crRole.ShowDialog() == DialogResult.OK)
            {
                BusStationEntities context = new BusStationEntities();
                Roles role = new Roles();
                role.RoleName = crRole.tbRoleName.Text;
                context.Roles.Add(role);
                context.SaveChanges();
                MessageBox.Show("Role Add");
                GetRoles();
            }
        }